Immaculate Heart High School is a co-ed Catholic school in Oro Valley, Arizona (a suburb of Tucson). It is located in the Roman Catholic Diocese of Tucson. The high school is part of a larger campus that includes an elementary and middle school. However, the high school is governed by a Board of Managers consisting of community leaders and businessmen along with a president and principal. The elementary and middle schools are governed by a different president and principal and are independentof the IHHS Board of Managers.